This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following caused devastating effects on the marine food chain and was banned in the ... (Read 37 times)

abc

  • Hero Member
  • *****
  • Posts: 543
on: Aug 22, 2018
Which of the following caused devastating effects on the marine food chain and was banned in the United States in 1972?
 
  A) DDT
  B) Methyl mercury
  C) PCBs
  D) Polycyclic aromatic hydrocarbons
  E) Sewage sludge

Question 2

Which of the following kingdoms includes species that live with cyanobacteria or green algae to form lichen?
 
  A) Archaebacteria
  B) Eubacteria
  C) Fungi
  D) Plantae
  E) Protista


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lorealeza

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Aug 22, 2018
Answer to Question 1

A

Answer to Question 2

C


abc

  • Member
  • Posts: 543
Reply 2 on: Aug 22, 2018
Thanks for the timely response, appreciate it

Joy Chen

  • Member
  • Posts: 354
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

This moose exploits the twigs and buds of woody plants for the food it needs to survive a cold north This moose exploits the twigs and buds of woody plants for the food it needs to survive a cold north
Campylobacter bacteria are found in most chicken meat. If chicken meat is not well cooked or raw mea Campylobacter bacteria are found in most chicken meat. If chicken meat is not well cooked or raw mea
Food Digestion Steps Food Digestion Steps
Dental topography differs between A. Afarensis and H. erectus, suggesting the australopithecine teet Dental topography differs between A. Afarensis and H. erectus, suggesting the australopithecine teet
A 2-fold serial dilution showing the result of moving 0.2 ml of green food coloring successively ... A 2-fold serial dilution showing the result of moving 0.2 ml of green food coloring successively ...
A very small sampling of organisms in an arctic food web on land. A very small sampling of organisms in an arctic food web on land.
Video: How antibiotics works? 💊

For a complete list of videos, visit our video library